List of Famous people named Robert

Robert Seton, 2nd Earl of Winton and 9th Lord Seton was a Scottish Peer.

Robert Needham, 2nd Viscount Kilmorey was an English Royalist and supporter of Charles I during the English Civil War.

Sir Robert Dudley was an English explorer and cartographer. In 1594, he led an expedition to the West Indies, of which he wrote an account. The illegitimate son of Robert Dudley, 1st Earl of Leicester, he inherited the bulk of the Earl's estate in accordance with his father's will, including Kenilworth Castle. In 1603–1605, he tried unsuccessfully to establish his legitimacy in court. After that he left England forever, finding a new existence in the service of the grand dukes of Tuscany. There, he worked as an engineer and shipbuilder, and designed and published Dell'Arcano del Mare (1645-1646), the first maritime atlas to cover the whole world. He was also a skilled navigator and mathematician. In Italy, he styled himself "Earl of Warwick and Leicester", as well as "Duke of Northumberland", a title recognized by Emperor Ferdinand II.

Robert James Petre, 8th Baron Petre was a renowned horticulturist and a British peer. Petre was responsible in the late 1730s for the layout of the gardens at Worksop Manor in Nottinghamshire. He was also responsible for the first extensive planting of North American trees in Great Britain. He was elected a fellow of the Royal Society. A Caribbean genus of the verbena family, was named for him.